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Turbidity meter with infra-red light source (EN ISO 7027)


  • Range from 0.01 – 1100 NTU
  • Measurement with infrared light at an angle of 90°
  • Measurement of coloured liquids
  • Easy handling
  • 600 tests without battery change



The compact AQUALYTIC infrared turbidity meter AL250T-IR is designed to allow fast, precise on-site testing. The unit measures the scattered light at an angle of 90°, as stipulated in EN ISO 27 027. The wide measuring range from 0.01-1100 TE/F = NTU = FNU makes the instrument suitable for various applications, ranging from drinking water to waste water.

AQUALYTIC AL250T-IRAs infrared light is used for measurement, the instrument can be used to test both coloured and colourless liquids. Calibration standards are also supplied. An alternative adjustment mode allows entry of user-defined turbidity standards.

Delivery Content: AL250T-IR turbidity meter as described above, complete with 4 turbidity standards <0.1, 20, 200 and 800 NTU, battery and test vials, in case.

Catalogue extract

The Cat­a­logue ex­tract for the AL250T-IR with more in­for­ma­tion, tech­ni­cal data and order codes can be down­load­ed as a PDF » AL250T-IR PDF